Indoor pollution is 10 times more toxic than outdoor pollution.
62
Most dust particles in your house are made from dead skin!
67
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
No matter how cold it gets, gasoline will not freeze.
107
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15